Question
A clock has a cost price of Rs. 1,800. It is marked at a
price that is 50% higher than the cost price and then sold after two consecutive discounts of 10% and 25%, respectively. What will be the final selling price of the clock?Solution
Marked price of the clock = 1800 X 1.5 = Rs. 2,700 Selling price of the clock = 2700 X 0.9 X 0.75 = Rs. 1,822.5
Which property of a wave is related to its frequency?Β Β
Rain drops acquire spherical shape due to -
A device used for converting A.C. into D.C. is called β
A metallic conductor of circular cross-section has radius R. If current density varies as J = Jβ(1βr/R), the total current through the conductor is:...
A parallel plate capacitor is half-filled with a dielectric slab (K = 4). What is its effective capacitance, assuming plate separation d?
If the specific heat at constant pressure Cβ is greater than Cα΅₯ , the difference Cβ -Cα΅₯ is equal to:
What is the telescope designed to search for earth-size planets in the nearby region of our galaxy, termed as?
The threshold wavelength for a photoelectric surface is 540 nm. Will a light of energy 2.5 eV cause photoemission?
Which device is best suited for measuring the temperature inside metallurgical furnaces?
When do spring tides occur?